Thermostat cover plate



FIG. 1 is a front perspective view of a thermostat cover plate, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left-side elevational view thereof, the right-side elevational view being a mirror image thereof;

FIG. 5 is a top plan view thereof, the bottom plan view being a mirror image thereof; and,

FIG. 6 is a cross-sectional view thereof, taken along line 6-6 of FIG. 2. 

CLAIM I claim the ornamental design for a thermostat cover plate, as shown and described. 